221351523

素因数分解:

$3^1\times {\mathrm{139}}^1\times {\mathrm{239}}^1\times {\mathrm{2221}}^1$

素因数の和:2602

約数の個数: 16

約数和(自身を含む): 298636800

約数和(自身を除く): 77285277

約数列:

[1, 3, 139, 239, 417, 717, 2221, 6663, 33221, 99663, 308719, 530819, 926157, 1592457, 73783841, 221351523]

約数ペア:

[(1, 221351523), (3, 73783841), (139, 1592457), (239, 926157), (417, 530819), (717, 308719), (2221, 99663), (6663, 33221)]